1783872104071 has 2 divisors, whose sum is σ = 1783872104072. Its totient is φ = 1783872104070.

The previous prime is 1783872104041. The next prime is 1783872104081. The reversal of 1783872104071 is 1704012783871.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1783872104071 - 2⁷ = 1783872103943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1783872104041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891936052035 + 891936052036.

It is an arithmetic number, because the mean of its divisors is an integer number (891936052036).

Almost surely, 2^{1783872104071} is an apocalyptic number.

1783872104071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1783872104071 is an equidigital number, since it uses as much as digits as its factorization.

1783872104071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 526848, while the sum is 49.

The spelling of 1783872104071 in words is "one trillion, seven hundred eighty-three billion, eight hundred seventy-two million, one hundred four thousand, seventy-one".